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Heart|Lab Grown|IGI

4.52ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG784642805

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG784642805

Diamond specifications and retailer prices

From $7,162 AUD
$5,019 USD
As of October 30, 2026
Save $42,109 AUD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $49,271 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 4.52ct lab-grown heart diamond

This 4.52ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784642805 or 784642805. Listed at 13 retailers as of October 30, 2026, with prices from $7,162 to $49,271, a $42,109 spread on the same certified stone. Do Amore Diamonds lists it at $49,271. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.52
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642805
Dimensions11.17 × 10.30 × 6.63 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.17 mm10.30 mm4.52 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642805
Side View
Table 62.0%Crown 36.8°Girdle: THK-VTKPavilion 39.5°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $49,271 AUD|Low: $7,162 AUD|High: $57,690 AUD|Avg: $17,387 AUD|-14.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 3$7,162 AUD
Retailer 2$7,505 AUD
Retailer 10$7,541 AUD
Retailer 11$8,340 AUD
Retailer 12$8,754 AUD
Retailer 4$10,453 AUD
Retailer 5$10,884 AUD
Retailer 9$10,886 AUD
Retailer 8$12,838 AUD
Retailer 13$15,949 AUD
Retailer 7$18,662 AUD
Retailer 14$19,449 AUD
Retailer 6$20,737 AUD
Do Amore Diamonds$49,271 AUD

31 data points across 14 retailers

13 retailers$7,162 AUD to $49,271 AUD

A
Cheapest Retailer
-
$7,162 AUD
$5,019 USD
A
Retailer 2
-
$7,505 AUD
$5,260 USD
View
A
Retailer 3
-
$7,541 AUD
$5,285 USD
View
A
Retailer 4
-
$8,340 AUD
$5,845 USD
View
A
Retailer 5
-
$8,754 AUD
$6,135 USD
View
A
Retailer 6
-
$10,453 AUD
$7,326 USD
View
A
Retailer 7
-
$10,884 AUD
$7,628 USD
View
Final sale: no returns
A
Retailer 8
-
$10,886 AUD
$7,629 USD
View
A
Retailer 9
-
$12,838 AUD
$8,997 USD
View
B+
Retailer 10
-
$15,949 AUD
€10,645 EUR
View
B+
Retailer 11
-
$18,662 AUD
£10,298 GBP
View
B+
Retailer 12
-
$19,449 AUD
$13,630 USD
View
Most Expensive
B
Do Amore Diamonds
27-6DCE8AA7D · Nov 1
$49,271 AUD
$34,530 USD
View
12 more retailers have this diamond
Prices start from $7,162 AUDSave up to $42,109 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.52ct Heart
$7,162 AUD